Finding the Fourth Proportional to 10,197,167.82, 15,296,259.99 and 2,911,708.12
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Solution
The fourth proportional to 10,197,167.82, 15,296,259.99 and 2,911,708.12 is: 4,367,707.31
Step by Step Solution
- Step 1: Write the proportion equation
10,197,167.82 : 15,296,259.99 = 2,911,708.12 : x - Step 2: Convert to fraction form
10,197,167.82/15,296,259.99 = 2,911,708.12/x - Step 3: Cross multiply
10,197,167.82x = 15,296,259.99 × 2,911,708.12 - Step 4: Simplify right side
10,197,167.82x = 44,538,244,418,514.12 - Step 5: Solve for x
x = 44,538,244,418,514.12/10,197,167.82 - Step 6: Final answer
x = 4,367,707.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.